OpenTechnical

OT-2026-000083296

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000083296) never changes.

Identity and time

Publication numberOT-2026-000083296 · never reused
Internal UUID01a0ae97-c963-790e-85e7-7a0b5da4ce33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083296
StatusPUBLIC

Content hashes

Canonical textb567d8473b76a40f9b8aa49f3137f0918fbee625b43d76ca24a5833b5848685f
Markdown05dd990d47fc6219d067d156738938b6f386aec886ff438d54e3929c7ea05a43
PDF
Publication page096d7b4d4a4e6bef7ce9ebd7dfa5f7152db971f4dae9b4894e63a11a6caec22a
Manifest106ab51bcf69a3c57ea750cec09daee88f8f48cfb56f0c4162cc1309ad2f750a

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureTEXlLsqyJ2wNrE4i4Aqh3SHaCaA5VXoHucoNtTSMnaqMWpijZva621gHW7tHSIDBf4Z3Ht2sfoLxcmZb5XjdDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:00:32.545044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083296
observed 096d7b4d4a4e6bef7ce9ebd7dfa5f715...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:32.527628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083296/manifest.json
observed 106ab51bcf69a3c57ea750cec09daee8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:32.510285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083296/publication.md
observed 05dd990d47fc6219d067d156738938b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:32.439952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083296/publication.txt
observed b567d8473b76a40f9b8aa49f3137f091...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:41.329343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083296
observed 096d7b4d4a4e6bef7ce9ebd7dfa5f715...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:41.312694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083296/manifest.json
observed 106ab51bcf69a3c57ea750cec09daee8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:41.296821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083296/publication.md
observed 05dd990d47fc6219d067d156738938b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:41.281292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083296/publication.txt
observed b567d8473b76a40f9b8aa49f3137f091...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.